122220111102 has 64 divisors (see below), whose sum is σ = 263060490240. Its totient is φ = 37756502784.

The previous prime is 122220111067. The next prime is 122220111109. The reversal of 122220111102 is 201111022221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122220111109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1170258 + ... + 1270410.

It is an arithmetic number, because the mean of its divisors is an integer number (4110320160).

Almost surely, 2^122220111102 is an apocalyptic number.

122220111102 is an abundant number, since it is smaller than the sum of its proper divisors (140840379138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122220111102 is a wasteful number, since it uses less digits than its factorization.

122220111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100457.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122220111102 its reverse (201111022221), we get a palindrome (323331133323).

The spelling of 122220111102 in words is "one hundred twenty-two billion, two hundred twenty million, one hundred eleven thousand, one hundred two".